public static void ExportFull(this Wad wad)
{
string wadName = Path.GetFileNameWithoutExtension(Helpers.OutputPath + wad.Name);
string json = JsonConvert.SerializeObject(wad, Formatting.Indented);
System.IO.File.WriteAllText($"{Helpers.OutputPath}{wadName}_full.json", json);
Console.WriteLine($"{wadName} has been exported.");
}
public static void ExportTypeSum(this Wad wad)
{
string wadName = Path.GetFileNameWithoutExtension(Helpers.OutputPath + wad.Name);
// Get the sum of all types
var typeSum = new {
lumps = wad.Lumps.GroupBy(lump => lump.Type).Select(lump => new { type = lump.Key, occurences = lump.Count() })
};
string json = JsonConvert.SerializeObject(typeSum, Formatting.Indented);
System.IO.File.WriteAllText($"{Helpers.OutputPath}{wadName}_typesum.json", json);
Console.WriteLine($"{wadName} type sums have been exported.");
}
static void SetTypeBetweenMarkers(this Wad wad, string markerPrefix, string type)
{
int startIndex = wad.Lumps.FindIndex(lump => lump.Name.ToLower() == $"{markerPrefix.ToLower()}_start");
int endIndex = wad.Lumps.FindIndex(lump => lump.Name.ToLower() == $"{markerPrefix.ToLower()}_end");
if (startIndex == -1 || endIndex == -1)
{
Console.WriteLine($"{markerPrefix.ToUpper()}_START and {markerPrefix.ToUpper()}_END markers not found. Skipping.");
return;
}
// Update types
wad.Lumps.Skip(startIndex).Take(endIndex - startIndex).Select(lump => {
// Wads like Doom 2 have extra markers within markers. Ignore these extra markers.
if (lump.IsMarker())
{
return(lump);
}
lump.Type = type;
return(lump);
}).ToList();
return;
}
public static Wad Load(string file)
{
string filePath = Helpers.InputPath + file;
if (!File.Exists(filePath))
{
throw new Exception($"File {file} does not exist.");
}
if (Path.GetExtension(filePath) != ".wad")
{
throw new Exception($"File {file} is not a wadfile.");
}
if (file.Length < 4)
{
throw new Exception($"Filesize ({file.Length}) must be more than 4 bytes.");
}
string outPutFile = Helpers.OutputPath + file;
string wadName = Path.GetFileNameWithoutExtension(outPutFile);
string extension = Path.GetExtension(outPutFile).Replace(".", "");
var wad = new Wad(wadName, extension);
using (FileStream stream = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
using (BinaryReader reader = new BinaryReader(stream, Encoding.ASCII))
{
// Get signature and verify we're dealing with a wadfile.
string signature = Encoding.UTF8.GetString(reader.ReadBytes(4)).ToLower();
if (signature != "iwad" && signature != "pwad")
{
throw new Exception($"File {file} is not a wadfile.");
}
int lumpCount = reader.ReadInt32();
int lumpListOffset = reader.ReadInt32();
wad.Type = signature;
wad.Size = stream.Length;
reader.BaseStream.Seek(lumpListOffset, SeekOrigin.Begin);
// Read basic lump data
{
while (lumpCount-- > 0)
{
// Get lump data
int lumpDataAddress = reader.ReadInt32();
int lumpDataSize = reader.ReadInt32();
string lumpName = Encoding.UTF8.GetString(reader.ReadBytes(8)).TrimEnd('\0');
// Add the lump
wad.Lumps.Add(new Lump(
lumpName,
lumpDataAddress,
lumpDataSize
));
}
}
Console.WriteLine($"Loaded {wad.Lumps.Count()} lumps.");
// Load lump types between marker positions
wad.SetTypeBetweenMarkers("S", "sprite");
wad.SetTypeBetweenMarkers("SS", "sprite");
wad.SetTypeBetweenMarkers("P", "patch");
wad.SetTypeBetweenMarkers("F", "flat");
// Load map markers
{
wad.Lumps.Where(lump => lump.Size == 0).ToList().ForEach(lump => {
// Map01-Map32 marker
for (int mapnum = 1; mapnum <= 32; ++mapnum)
{
if (lump.Name.ToLower() == $"map{mapnum}")
{
lump.Type = "map marker";
break;
}
}
// E1M1-E4M9 marker
for (int mapnum = 1; mapnum <= 9; ++mapnum)
{
for (int episode = 1; episode <= 4; ++episode)
{
if (lump.Name.ToLower() == $"E{mapnum}M{episode}")
{
lump.Type = "map marker";
break;
}
}
}
});
}
// Load standard lump types
{
foreach (Lump lump in wad.Lumps)
{
string lumpType;
// Try and load standard lump types from the dictionary.
if (!Helpers.LumpTypes.TryGetValue(lump.Name.ToLower(), out lumpType))
{
// If the lump isn't a marker, and we don't have a duplicate, just ignore.
if (!string.IsNullOrEmpty(lump.Type))
{
continue;
}
// If address is 0, assume it is a marker we are dealing with.
if (lump.IsMarker())
{
lumpType = "marker";
}
else
{
lumpType = "unknown";
}
}
else
{
// Lump has a type already, but we received a standard lumptype from our list of types, causing a duplicate. Notify the user.
if (!string.IsNullOrEmpty(lump.Type))
{
Console.WriteLine($"Warning, found type \"{lumpType}\" for lump \"{lump.Name}\" but it already has type \"{lump.Type}\". Ignoring.");
continue;
}
}
lump.Type = lumpType;
}
}
Console.WriteLine($"Loaded lump types.");
// Load lump content
{
foreach (Lump lump in wad.Lumps)
{
// Create a byte object to store all binary data
lump.Content = new byte[lump.Size];
stream.Seek(lump.Adress, SeekOrigin.Begin);
stream.Read(lump.Content, 0, lump.Size);
}
}
// Load types of unknown lumps
{
foreach (Lump lump in wad.Lumps.Where(lump => lump.Type == "unknown"))
{
// Double check it's unknown, because this loop could have changed it.
if (lump.Type != "unknown")
{
continue;
}
// MAPINFO
if (lump.Name.ToLower() == "mapinfo")
{
lump.Type = "map information";
// Read the lump content
string mapinfo = Encoding.UTF8.GetString(lump.Content);
// Filter out all map names, and give them a map marker type
while (true)
{
int mapNameStartIndex = mapinfo.ToLower().IndexOf("map ");
if (mapNameStartIndex == -1)
{
break;
}
// After getting the map name, cut out part of the content so we will check for a different map key next time.
mapNameStartIndex += 4;
int mapNameEndIndex = mapinfo.IndexOf(" ", mapNameStartIndex);
string lumpName = mapinfo.Substring(mapNameStartIndex, mapNameEndIndex - mapNameStartIndex).ToLower();
mapinfo = mapinfo.Substring(mapNameEndIndex, mapinfo.Length - mapNameEndIndex);
// Try and set a lump to the map marker, if it exists.
var mapMarkerLump = wad.Lumps.Where(lump => lump.Type == "unknown").FirstOrDefault(lump => lump.Name.ToLower() == lumpName);
if (mapMarkerLump == null)
{
continue;
}
mapMarkerLump.Type = "map marker";
}
}
// DECORATE
if (lump.Name.ToLower() == "decorate")
{
lump.Type = "actor decoration";
// Read the lump content
string decorate = Encoding.UTF8.GetString(lump.Content);
// Filter out all includes, and give the associated lumps a proper tag
while (true)
{
int includeStartIndex = decorate.ToLower().IndexOf("#include ");
if (includeStartIndex == -1)
{
break;
}
// After getting the inclusion, cut out part of the content so we will check for a different inclusion next time.
includeStartIndex += 9;
int includeEndIndex = decorate.IndexOf("\n", includeStartIndex) - 1;
string lumpName = decorate.Substring(includeStartIndex, includeEndIndex - includeStartIndex).ToLower();
decorate = decorate.Substring(includeEndIndex, decorate.Length - includeEndIndex);
// Try and set a lump to the map marker, if it exists.
var mapMarkerLump = wad.Lumps.Where(lump => lump.Type == "unknown").FirstOrDefault(lump => lump.Name.ToLower() == lumpName);
if (mapMarkerLump == null)
{
continue;
}
mapMarkerLump.Type = "actor decoration";
}
}
}
}
Console.WriteLine("Loaded lump content.");
}
Console.WriteLine($"Loaded {wad.Name}.{wad.Extension} ({wad.Lumps.Sum(lump => lump.Size)} bytes)");
return(wad);
}
}
